Retaining wall block design



FIG. 1 is a front perspective view showing my new retaining wall block design;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a back view thereof;

FIG. 6 is a left side view thereof;

FIG. 7 is the top view thereof; and,

FIG. 8 is the bottom view thereof. 

The ornamental design of a retaining wall block design, as shown and described. 